.app {
  padding-top: 1rem;
}
.detail footer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100vw;
  height: 1rem;
  border-top: 1px solid #ccc;
  display: flex;
}
.detail footer a {
  flex: 1;
  text-align: center;
  padding-top: 0.2rem;
}
.detail footer a i {
  font-size: 0.4rem;
}
.detail footer .active i,
.detail footer .active div {
  color: #ff4400;
}
.detail img {
  width: 100%;
  height: 7rem;
}
.detail span {
  font-size: 0.4rem;
  color: #ff4400;
}
.detail p {
  font-size: 0.3rem;
}
